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SubjectRe: [PATCH] PCI: Allow PCI express root ports to find themselves
Thierry Reding <> writes:

> From: Thierry Reding <>
> If the pci_find_pcie_root_port() function is called on a root port
> itself, return the root port rather than NULL.
> This effectively reverts commit 0e405232871d6 ("PCI: fix oops when
> try to find Root Port for a PCI device") which added an extra check
> that would now be redundant.
> Fixes: a99b646afa8a ("PCI: Disable PCIe Relaxed Ordering if unsupported")
> Fixes: c56d4450eb68 ("PCI: Turn off Request Attributes to avoid Chelsio T5 Completion erratum")
> Signed-off-by: Thierry Reding <>
> ---
> This applies on top of and was tested on next-20170817.
> Michael, it'd be great if you could test this one again to clarify
> whether or not the fix that's already in Linus' tree is still needed, or
> whether it's indeed obsoleted by this patch.

This works fine for me, applied on top of Linus' tree (d33a2a914319).


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